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           _    _    ______      ___              
    ___   | || | || |      \\   / _ \\    ____    
   /   || | || | || |  --  //  | / \ ||  |    \\  
  | [] || | \\_/ || |  --  \\  | \_/ ||  | [] ||  
   \__ ||  \____//  |______//   \___//   |  __//  
    -|_||   `---`   `------`    `---`    |_|`-`   
     `-`                                 `-`

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Text this: Preface (Discrete and Computational Geometry, Graphs, and Games)